Science

Tehran Ozone Pollution Wanes

EghtesadOnline: Air quality monitoring stations in the Tehran metropolis showed that its residents inhaled more clean air in September compared to a month ago, as ozone pollution waned.

Tehran Ozone Pollution Worsens

EghtesadOnline: Air pollution monitoring stations of the capital city Tehran have recorded more days with ground-level ozone in July, posing a serious risk to citizens’ health and the environment.

For Funding Missions to Moon and Mars NASA Unveils $21b Budget Request

EghtesadOnline: President Trump's fiscal 2020 budget request includes $21.02 billion for NASA, funding the agency's ongoing efforts to develop commercial spacecraft and infrastructure in low-Earth orbit and to press ahead with construction and launch of the world's most powerful rocket and the Orion crew ships that will carry astronauts back to the moon.